31056885

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 58705920

約数和(自身を除く): 27649035

約数列:

[1, 3, 5, 9, 15, 27, 31, 41, 45, 93, 123, 135, 155, 181, 205, 279, 369, 465, 543, 615, 837, 905, 1107, 1271, 1395, 1629, 1845, 2715, 3813, 4185, 4887, 5535, 5611, 6355, 7421, 8145, 11439, 16833, 19065, 22263, 24435, 28055, 34317, 37105, 50499, 57195, 66789, 84165, 111315, 151497, 171585, 200367, 230051, 252495, 333945, 690153, 757485, 1001835, 1150255, 2070459, 3450765, 6211377, 10352295, 31056885]

約数ペア:

[(1, 31056885), (3, 10352295), (5, 6211377), (9, 3450765), (15, 2070459), (27, 1150255), (31, 1001835), (41, 757485), (45, 690153), (93, 333945), (123, 252495), (135, 230051), (155, 200367), (181, 171585), (205, 151497), (279, 111315), (369, 84165), (465, 66789), (543, 57195), (615, 50499), (837, 37105), (905, 34317), (1107, 28055), (1271, 24435), (1395, 22263), (1629, 19065), (1845, 16833), (2715, 11439), (3813, 8145), (4185, 7421), (4887, 6355), (5535, 5611)]